From patchwork Mon Feb 29 17:29:47 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefan Berger X-Patchwork-Id: 8456541 Return-Path: X-Original-To: patchwork-tpmdd-devel@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 1B870C0553 for ; Mon, 29 Feb 2016 17:30:28 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 330872020F for ; Mon, 29 Feb 2016 17:30:21 +0000 (UTC) Received: from lists.sourceforge.net (lists.sourceforge.net [216.34.181.88]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 8797C20138 for ; Mon, 29 Feb 2016 17:30:18 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=sfs-ml-3.v29.ch3.sourceforge.com) by sfs-ml-3.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1aaReC-0002ut-5X; Mon, 29 Feb 2016 17:30:16 +0000 Received: from sog-mx-1.v43.ch3.sourceforge.com ([172.29.43.191] helo=mx.sourceforge.net) by sfs-ml-3.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1aaReB-0002uk-EQ for tpmdd-devel@lists.sourceforge.net; Mon, 29 Feb 2016 17:30:15 +0000 X-ACL-Warn: Received: from e33.co.us.ibm.com ([32.97.110.151]) by sog-mx-1.v43.ch3.sourceforge.com with esmtps (TLSv1:AES256-SHA:256) (Exim 4.76) id 1aaRe8-0000lT-TT for tpmdd-devel@lists.sourceforge.net; Mon, 29 Feb 2016 17:30:15 +0000 Received: from localhost by e33.co.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; Mon, 29 Feb 2016 10:30:04 -0700 X-IBM-Helo: d03dlp03.boulder.ibm.com X-IBM-MailFrom: stefanb@linux.vnet.ibm.com X-IBM-RcptTo: tpmdd-devel@lists.sourceforge.net Received: from b01cxnp23032.gho.pok.ibm.com (b01cxnp23032.gho.pok.ibm.com [9.57.198.27]) by d03dlp03.boulder.ibm.com (Postfix) with ESMTP id B575919D804A for ; Mon, 29 Feb 2016 10:17:59 -0700 (MST) Received: from d01av03.pok.ibm.com (d01av03.pok.ibm.com [9.56.224.217]) by b01cxnp23032.gho.pok.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id u1THU2Jj33358044 for ; Mon, 29 Feb 2016 17:30:02 GMT Received: from d01av03.pok.ibm.com (localhost [127.0.0.1]) by d01av03.pok.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id u1THU082012457 for ; Mon, 29 Feb 2016 12:30:02 -0500 Received: from dhcp-9-2-140-43.watson.ibm.com (dhcp-9-2-140-28.watson.ibm.com [9.2.140.28]) by d01av03.pok.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id u1THU0B2012420; Mon, 29 Feb 2016 12:30:00 -0500 From: Stefan Berger To: tpmdd-devel@lists.sourceforge.net Date: Mon, 29 Feb 2016 12:29:47 -0500 Message-Id: <1456766996-9300-2-git-send-email-stefanb@linux.vnet.ibm.com> X-Mailer: git-send-email 2.4.3 In-Reply-To: <1456766996-9300-1-git-send-email-stefanb@linux.vnet.ibm.com> References: <1456766996-9300-1-git-send-email-stefanb@linux.vnet.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 16022917-0009-0000-0000-000012D9101E X-Spam-Score: 0.0 (/) X-Headers-End: 1aaRe8-0000lT-TT Subject: [tpmdd-devel] [PATCH v4 01/10] tpm: Get rid of chip->pdev X-BeenThere: tpmdd-devel@lists.sourceforge.net X-Mailman-Version: 2.1.9 Precedence: list List-Id: Tpm Device Driver maintainance List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: tpmdd-devel-bounces@lists.sourceforge.net X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, HK_RANDOM_ENVFROM, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Jason Gunthorpe This is a hold over from before the struct device conversion. - All prints should be using &chip->dev, which is the Linux standard. This changes prints to use tpm0 as the device name, not the PnP/etc ID. - The few places involving sysfs/modules that really do need the parent just use chip->dev.parent instead - We no longer need to get_device(pdev) in any places since it is no longer used by any of the code. The kref on the parent is held by the device core during device_add and dropped in device_del Signed-off-by: Jason Gunthorpe Signed-off-by: Stefan Berger Tested-by: Stefan Berger --- drivers/char/tpm/tpm-chip.c | 15 ++++++--------- drivers/char/tpm/tpm-dev.c | 4 +--- drivers/char/tpm/tpm-interface.c | 30 ++++++++++++++++-------------- drivers/char/tpm/tpm-sysfs.c | 6 +++--- drivers/char/tpm/tpm.h | 3 +-- drivers/char/tpm/tpm2-cmd.c | 8 ++++---- drivers/char/tpm/tpm_atmel.c | 14 +++++++------- drivers/char/tpm/tpm_i2c_atmel.c | 16 ++++++++-------- drivers/char/tpm/tpm_i2c_infineon.c | 6 +++--- drivers/char/tpm/tpm_i2c_nuvoton.c | 22 +++++++++++----------- drivers/char/tpm/tpm_infineon.c | 22 +++++++++++----------- drivers/char/tpm/tpm_nsc.c | 20 ++++++++++---------- drivers/char/tpm/tpm_tis.c | 16 ++++++++-------- 13 files changed, 89 insertions(+), 93 deletions(-) diff --git a/drivers/char/tpm/tpm-chip.c b/drivers/char/tpm/tpm-chip.c index 274dd01..12829dd 100644 --- a/drivers/char/tpm/tpm-chip.c +++ b/drivers/char/tpm/tpm-chip.c @@ -49,7 +49,7 @@ struct tpm_chip *tpm_chip_find_get(int chip_num) if (chip_num != TPM_ANY_NUM && chip_num != pos->dev_num) continue; - if (try_module_get(pos->pdev->driver->owner)) { + if (try_module_get(pos->dev.parent->driver->owner)) { chip = pos; break; } @@ -113,13 +113,11 @@ struct tpm_chip *tpmm_chip_alloc(struct device *dev, scnprintf(chip->devname, sizeof(chip->devname), "tpm%d", chip->dev_num); - chip->pdev = dev; - dev_set_drvdata(dev, chip); chip->dev.class = tpm_class; chip->dev.release = tpm_dev_release; - chip->dev.parent = chip->pdev; + chip->dev.parent = dev; #ifdef CONFIG_ACPI chip->dev.groups = chip->groups; #endif @@ -134,7 +132,7 @@ struct tpm_chip *tpmm_chip_alloc(struct device *dev, device_initialize(&chip->dev); cdev_init(&chip->cdev, &tpm_fops); - chip->cdev.owner = chip->pdev->driver->owner; + chip->cdev.owner = dev->driver->owner; chip->cdev.kobj.parent = &chip->dev.kobj; rc = devm_add_action(dev, (void (*)(void *)) put_device, &chip->dev); @@ -241,9 +239,8 @@ int tpm_chip_register(struct tpm_chip *chip) chip->flags |= TPM_CHIP_FLAG_REGISTERED; if (!(chip->flags & TPM_CHIP_FLAG_TPM2)) { - rc = __compat_only_sysfs_link_entry_to_kobj(&chip->pdev->kobj, - &chip->dev.kobj, - "ppi"); + rc = __compat_only_sysfs_link_entry_to_kobj( + &chip->dev.parent->kobj, &chip->dev.kobj, "ppi"); if (rc && rc != -ENOENT) { tpm_chip_unregister(chip); return rc; @@ -278,7 +275,7 @@ void tpm_chip_unregister(struct tpm_chip *chip) synchronize_rcu(); if (!(chip->flags & TPM_CHIP_FLAG_TPM2)) - sysfs_remove_link(&chip->pdev->kobj, "ppi"); + sysfs_remove_link(&chip->dev.parent->kobj, "ppi"); tpm1_chip_unregister(chip); tpm_del_char_device(chip); diff --git a/drivers/char/tpm/tpm-dev.c b/drivers/char/tpm/tpm-dev.c index de0337e..4009765 100644 --- a/drivers/char/tpm/tpm-dev.c +++ b/drivers/char/tpm/tpm-dev.c @@ -61,7 +61,7 @@ static int tpm_open(struct inode *inode, struct file *file) * by the check of is_open variable, which is protected * by driver_lock. */ if (test_and_set_bit(0, &chip->is_open)) { - dev_dbg(chip->pdev, "Another process owns this TPM\n"); + dev_dbg(&chip->dev, "Another process owns this TPM\n"); return -EBUSY; } @@ -79,7 +79,6 @@ static int tpm_open(struct inode *inode, struct file *file) INIT_WORK(&priv->work, timeout_work); file->private_data = priv; - get_device(chip->pdev); return 0; } @@ -166,7 +165,6 @@ static int tpm_release(struct inode *inode, struct file *file) file->private_data = NULL; atomic_set(&priv->data_pending, 0); clear_bit(0, &priv->chip->is_open); - put_device(priv->chip->pdev); kfree(priv); return 0; } diff --git a/drivers/char/tpm/tpm-interface.c b/drivers/char/tpm/tpm-interface.c index e2fa89c..483f86f 100644 --- a/drivers/char/tpm/tpm-interface.c +++ b/drivers/char/tpm/tpm-interface.c @@ -345,7 +345,7 @@ ssize_t tpm_transmit(struct tpm_chip *chip, const char *buf, if (count == 0) return -ENODATA; if (count > bufsiz) { - dev_err(chip->pdev, + dev_err(&chip->dev, "invalid count value %x %zx\n", count, bufsiz); return -E2BIG; } @@ -354,7 +354,7 @@ ssize_t tpm_transmit(struct tpm_chip *chip, const char *buf, rc = chip->ops->send(chip, (u8 *) buf, count); if (rc < 0) { - dev_err(chip->pdev, + dev_err(&chip->dev, "tpm_transmit: tpm_send: error %zd\n", rc); goto out; } @@ -373,7 +373,7 @@ ssize_t tpm_transmit(struct tpm_chip *chip, const char *buf, goto out_recv; if (chip->ops->req_canceled(chip, status)) { - dev_err(chip->pdev, "Operation Canceled\n"); + dev_err(&chip->dev, "Operation Canceled\n"); rc = -ECANCELED; goto out; } @@ -383,14 +383,14 @@ ssize_t tpm_transmit(struct tpm_chip *chip, const char *buf, } while (time_before(jiffies, stop)); chip->ops->cancel(chip); - dev_err(chip->pdev, "Operation Timed out\n"); + dev_err(&chip->dev, "Operation Timed out\n"); rc = -ETIME; goto out; out_recv: rc = chip->ops->recv(chip, (u8 *) buf, bufsiz); if (rc < 0) - dev_err(chip->pdev, + dev_err(&chip->dev, "tpm_transmit: tpm_recv: error %zd\n", rc); out: mutex_unlock(&chip->tpm_mutex); @@ -416,7 +416,7 @@ ssize_t tpm_transmit_cmd(struct tpm_chip *chip, void *cmd, err = be32_to_cpu(header->return_code); if (err != 0 && desc) - dev_err(chip->pdev, "A TPM error (%d) occurred %s\n", err, + dev_err(&chip->dev, "A TPM error (%d) occurred %s\n", err, desc); return err; @@ -527,7 +527,7 @@ int tpm_get_timeouts(struct tpm_chip *chip) if (rc == TPM_ERR_INVALID_POSTINIT) { /* The TPM is not started, we are the first to talk to it. Execute a startup command. */ - dev_info(chip->pdev, "Issuing TPM_STARTUP"); + dev_info(&chip->dev, "Issuing TPM_STARTUP"); if (tpm_startup(chip, TPM_ST_CLEAR)) return rc; @@ -539,7 +539,7 @@ int tpm_get_timeouts(struct tpm_chip *chip) NULL); } if (rc) { - dev_err(chip->pdev, + dev_err(&chip->dev, "A TPM error (%zd) occurred attempting to determine the timeouts\n", rc); goto duration; @@ -578,7 +578,7 @@ int tpm_get_timeouts(struct tpm_chip *chip) /* Report adjusted timeouts */ if (chip->vendor.timeout_adjusted) { - dev_info(chip->pdev, + dev_info(&chip->dev, HW_ERR "Adjusting reported timeouts: A %lu->%luus B %lu->%luus C %lu->%luus D %lu->%luus\n", old_timeout[0], new_timeout[0], old_timeout[1], new_timeout[1], @@ -625,7 +625,7 @@ duration: chip->vendor.duration[TPM_MEDIUM] *= 1000; chip->vendor.duration[TPM_LONG] *= 1000; chip->vendor.duration_adjusted = true; - dev_info(chip->pdev, "Adjusting TPM timeout parameters."); + dev_info(&chip->dev, "Adjusting TPM timeout parameters."); } return 0; } @@ -815,7 +815,9 @@ int tpm_do_selftest(struct tpm_chip *chip) * around 300ms while the self test is ongoing, keep trying * until the self test duration expires. */ if (rc == -ETIME) { - dev_info(chip->pdev, HW_ERR "TPM command timed out during continue self test"); + dev_info( + &chip->dev, HW_ERR + "TPM command timed out during continue self test"); msleep(delay_msec); continue; } @@ -825,7 +827,7 @@ int tpm_do_selftest(struct tpm_chip *chip) rc = be32_to_cpu(cmd.header.out.return_code); if (rc == TPM_ERR_DISABLED || rc == TPM_ERR_DEACTIVATED) { - dev_info(chip->pdev, + dev_info(&chip->dev, "TPM is disabled/deactivated (0x%X)\n", rc); /* TPM is disabled and/or deactivated; driver can * proceed and TPM does handle commands for @@ -978,10 +980,10 @@ int tpm_pm_suspend(struct device *dev) } if (rc) - dev_err(chip->pdev, + dev_err(&chip->dev, "Error (%d) sending savestate before suspend\n", rc); else if (try > 0) - dev_warn(chip->pdev, "TPM savestate took %dms\n", + dev_warn(&chip->dev, "TPM savestate took %dms\n", try * TPM_TIMEOUT_RETRY); return rc; diff --git a/drivers/char/tpm/tpm-sysfs.c b/drivers/char/tpm/tpm-sysfs.c index ee66fd4..d93736a 100644 --- a/drivers/char/tpm/tpm-sysfs.c +++ b/drivers/char/tpm/tpm-sysfs.c @@ -284,16 +284,16 @@ static const struct attribute_group tpm_dev_group = { int tpm_sysfs_add_device(struct tpm_chip *chip) { int err; - err = sysfs_create_group(&chip->pdev->kobj, + err = sysfs_create_group(&chip->dev.parent->kobj, &tpm_dev_group); if (err) - dev_err(chip->pdev, + dev_err(&chip->dev, "failed to create sysfs attributes, %d\n", err); return err; } void tpm_sysfs_del_device(struct tpm_chip *chip) { - sysfs_remove_group(&chip->pdev->kobj, &tpm_dev_group); + sysfs_remove_group(&chip->dev.parent->kobj, &tpm_dev_group); } diff --git a/drivers/char/tpm/tpm.h b/drivers/char/tpm/tpm.h index 28b477e..9c9be6c 100644 --- a/drivers/char/tpm/tpm.h +++ b/drivers/char/tpm/tpm.h @@ -167,7 +167,6 @@ enum tpm_chip_flags { }; struct tpm_chip { - struct device *pdev; /* Device stuff */ struct device dev; struct cdev cdev; @@ -199,7 +198,7 @@ struct tpm_chip { static inline void tpm_chip_put(struct tpm_chip *chip) { - module_put(chip->pdev->driver->owner); + module_put(chip->dev.parent->driver->owner); } static inline int tpm_read_index(int base, int index) diff --git a/drivers/char/tpm/tpm2-cmd.c b/drivers/char/tpm/tpm2-cmd.c index b28e4da..5fc0e7c 100644 --- a/drivers/char/tpm/tpm2-cmd.c +++ b/drivers/char/tpm/tpm2-cmd.c @@ -597,7 +597,7 @@ static void tpm2_flush_context(struct tpm_chip *chip, u32 handle) rc = tpm_buf_init(&buf, TPM2_ST_NO_SESSIONS, TPM2_CC_FLUSH_CONTEXT); if (rc) { - dev_warn(chip->pdev, "0x%08x was not flushed, out of memory\n", + dev_warn(&chip->dev, "0x%08x was not flushed, out of memory\n", handle); return; } @@ -606,7 +606,7 @@ static void tpm2_flush_context(struct tpm_chip *chip, u32 handle) rc = tpm_transmit_cmd(chip, buf.data, PAGE_SIZE, "flushing context"); if (rc) - dev_warn(chip->pdev, "0x%08x was not flushed, rc=%d\n", handle, + dev_warn(&chip->dev, "0x%08x was not flushed, rc=%d\n", handle, rc); tpm_buf_destroy(&buf); @@ -770,7 +770,7 @@ void tpm2_shutdown(struct tpm_chip *chip, u16 shutdown_type) * except print the error code on a system failure. */ if (rc < 0) - dev_warn(chip->pdev, "transmit returned %d while stopping the TPM", + dev_warn(&chip->dev, "transmit returned %d while stopping the TPM", rc); } EXPORT_SYMBOL_GPL(tpm2_shutdown); @@ -837,7 +837,7 @@ static int tpm2_start_selftest(struct tpm_chip *chip, bool full) * immediately. This is a workaround for that. */ if (rc == TPM2_RC_TESTING) { - dev_warn(chip->pdev, "Got RC_TESTING, ignoring\n"); + dev_warn(&chip->dev, "Got RC_TESTING, ignoring\n"); rc = 0; } diff --git a/drivers/char/tpm/tpm_atmel.c b/drivers/char/tpm/tpm_atmel.c index dfadad0..a48a878 100644 --- a/drivers/char/tpm/tpm_atmel.c +++ b/drivers/char/tpm/tpm_atmel.c @@ -49,7 +49,7 @@ static int tpm_atml_recv(struct tpm_chip *chip, u8 *buf, size_t count) for (i = 0; i < 6; i++) { status = ioread8(chip->vendor.iobase + 1); if ((status & ATML_STATUS_DATA_AVAIL) == 0) { - dev_err(chip->pdev, "error reading header\n"); + dev_err(&chip->dev, "error reading header\n"); return -EIO; } *buf++ = ioread8(chip->vendor.iobase); @@ -60,12 +60,12 @@ static int tpm_atml_recv(struct tpm_chip *chip, u8 *buf, size_t count) size = be32_to_cpu(*native_size); if (count < size) { - dev_err(chip->pdev, + dev_err(&chip->dev, "Recv size(%d) less than available space\n", size); for (; i < size; i++) { /* clear the waiting data anyway */ status = ioread8(chip->vendor.iobase + 1); if ((status & ATML_STATUS_DATA_AVAIL) == 0) { - dev_err(chip->pdev, "error reading data\n"); + dev_err(&chip->dev, "error reading data\n"); return -EIO; } } @@ -76,7 +76,7 @@ static int tpm_atml_recv(struct tpm_chip *chip, u8 *buf, size_t count) for (; i < size; i++) { status = ioread8(chip->vendor.iobase + 1); if ((status & ATML_STATUS_DATA_AVAIL) == 0) { - dev_err(chip->pdev, "error reading data\n"); + dev_err(&chip->dev, "error reading data\n"); return -EIO; } *buf++ = ioread8(chip->vendor.iobase); @@ -86,7 +86,7 @@ static int tpm_atml_recv(struct tpm_chip *chip, u8 *buf, size_t count) status = ioread8(chip->vendor.iobase + 1); if (status & ATML_STATUS_DATA_AVAIL) { - dev_err(chip->pdev, "data available is stuck\n"); + dev_err(&chip->dev, "data available is stuck\n"); return -EIO; } @@ -97,9 +97,9 @@ static int tpm_atml_send(struct tpm_chip *chip, u8 *buf, size_t count) { int i; - dev_dbg(chip->pdev, "tpm_atml_send:\n"); + dev_dbg(&chip->dev, "tpm_atml_send:\n"); for (i = 0; i < count; i++) { - dev_dbg(chip->pdev, "%d 0x%x(%d)\n", i, buf[i], buf[i]); + dev_dbg(&chip->dev, "%d 0x%x(%d)\n", i, buf[i], buf[i]); iowrite8(buf[i], chip->vendor.iobase); } diff --git a/drivers/char/tpm/tpm_i2c_atmel.c b/drivers/char/tpm/tpm_i2c_atmel.c index 8dfb88b..dd8f0eb 100644 --- a/drivers/char/tpm/tpm_i2c_atmel.c +++ b/drivers/char/tpm/tpm_i2c_atmel.c @@ -52,7 +52,7 @@ struct priv_data { static int i2c_atmel_send(struct tpm_chip *chip, u8 *buf, size_t len) { struct priv_data *priv = chip->vendor.priv; - struct i2c_client *client = to_i2c_client(chip->pdev); + struct i2c_client *client = to_i2c_client(chip->dev.parent); s32 status; priv->len = 0; @@ -62,7 +62,7 @@ static int i2c_atmel_send(struct tpm_chip *chip, u8 *buf, size_t len) status = i2c_master_send(client, buf, len); - dev_dbg(chip->pdev, + dev_dbg(&chip->dev, "%s(buf=%*ph len=%0zx) -> sts=%d\n", __func__, (int)min_t(size_t, 64, len), buf, len, status); return status; @@ -71,7 +71,7 @@ static int i2c_atmel_send(struct tpm_chip *chip, u8 *buf, size_t len) static int i2c_atmel_recv(struct tpm_chip *chip, u8 *buf, size_t count) { struct priv_data *priv = chip->vendor.priv; - struct i2c_client *client = to_i2c_client(chip->pdev); + struct i2c_client *client = to_i2c_client(chip->dev.parent); struct tpm_output_header *hdr = (struct tpm_output_header *)priv->buffer; u32 expected_len; @@ -88,7 +88,7 @@ static int i2c_atmel_recv(struct tpm_chip *chip, u8 *buf, size_t count) return -ENOMEM; if (priv->len >= expected_len) { - dev_dbg(chip->pdev, + dev_dbg(&chip->dev, "%s early(buf=%*ph count=%0zx) -> ret=%d\n", __func__, (int)min_t(size_t, 64, expected_len), buf, count, expected_len); @@ -97,7 +97,7 @@ static int i2c_atmel_recv(struct tpm_chip *chip, u8 *buf, size_t count) } rc = i2c_master_recv(client, buf, expected_len); - dev_dbg(chip->pdev, + dev_dbg(&chip->dev, "%s reread(buf=%*ph count=%0zx) -> ret=%d\n", __func__, (int)min_t(size_t, 64, expected_len), buf, count, expected_len); @@ -106,13 +106,13 @@ static int i2c_atmel_recv(struct tpm_chip *chip, u8 *buf, size_t count) static void i2c_atmel_cancel(struct tpm_chip *chip) { - dev_err(chip->pdev, "TPM operation cancellation was requested, but is not supported"); + dev_err(&chip->dev, "TPM operation cancellation was requested, but is not supported"); } static u8 i2c_atmel_read_status(struct tpm_chip *chip) { struct priv_data *priv = chip->vendor.priv; - struct i2c_client *client = to_i2c_client(chip->pdev); + struct i2c_client *client = to_i2c_client(chip->dev.parent); int rc; /* The TPM fails the I2C read until it is ready, so we do the entire @@ -125,7 +125,7 @@ static u8 i2c_atmel_read_status(struct tpm_chip *chip) /* Once the TPM has completed the command the command remains readable * until another command is issued. */ rc = i2c_master_recv(client, priv->buffer, sizeof(priv->buffer)); - dev_dbg(chip->pdev, + dev_dbg(&chip->dev, "%s: sts=%d", __func__, rc); if (rc <= 0) return 0; diff --git a/drivers/char/tpm/tpm_i2c_infineon.c b/drivers/char/tpm/tpm_i2c_infineon.c index 63d5d22..f2aa99e 100644 --- a/drivers/char/tpm/tpm_i2c_infineon.c +++ b/drivers/char/tpm/tpm_i2c_infineon.c @@ -446,7 +446,7 @@ static int tpm_tis_i2c_recv(struct tpm_chip *chip, u8 *buf, size_t count) /* read first 10 bytes, including tag, paramsize, and result */ size = recv_data(chip, buf, TPM_HEADER_SIZE); if (size < TPM_HEADER_SIZE) { - dev_err(chip->pdev, "Unable to read header\n"); + dev_err(&chip->dev, "Unable to read header\n"); goto out; } @@ -459,14 +459,14 @@ static int tpm_tis_i2c_recv(struct tpm_chip *chip, u8 *buf, size_t count) size += recv_data(chip, &buf[TPM_HEADER_SIZE], expected - TPM_HEADER_SIZE); if (size < expected) { - dev_err(chip->pdev, "Unable to read remainder of result\n"); + dev_err(&chip->dev, "Unable to read remainder of result\n"); size = -ETIME; goto out; } wait_for_stat(chip, TPM_STS_VALID, chip->vendor.timeout_c, &status); if (status & TPM_STS_DATA_AVAIL) { /* retry? */ - dev_err(chip->pdev, "Error left over data\n"); + dev_err(&chip->dev, "Error left over data\n"); size = -EIO; goto out; } diff --git a/drivers/char/tpm/tpm_i2c_nuvoton.c b/drivers/char/tpm/tpm_i2c_nuvoton.c index 847f159..a1e1474 100644 --- a/drivers/char/tpm/tpm_i2c_nuvoton.c +++ b/drivers/char/tpm/tpm_i2c_nuvoton.c @@ -96,13 +96,13 @@ static s32 i2c_nuvoton_write_buf(struct i2c_client *client, u8 offset, u8 size, /* read TPM_STS register */ static u8 i2c_nuvoton_read_status(struct tpm_chip *chip) { - struct i2c_client *client = to_i2c_client(chip->pdev); + struct i2c_client *client = to_i2c_client(chip->dev.parent); s32 status; u8 data; status = i2c_nuvoton_read_buf(client, TPM_STS, 1, &data); if (status <= 0) { - dev_err(chip->pdev, "%s() error return %d\n", __func__, + dev_err(&chip->dev, "%s() error return %d\n", __func__, status); data = TPM_STS_ERR_VAL; } @@ -127,13 +127,13 @@ static s32 i2c_nuvoton_write_status(struct i2c_client *client, u8 data) /* write commandReady to TPM_STS register */ static void i2c_nuvoton_ready(struct tpm_chip *chip) { - struct i2c_client *client = to_i2c_client(chip->pdev); + struct i2c_client *client = to_i2c_client(chip->dev.parent); s32 status; /* this causes the current command to be aborted */ status = i2c_nuvoton_write_status(client, TPM_STS_COMMAND_READY); if (status < 0) - dev_err(chip->pdev, + dev_err(&chip->dev, "%s() fail to write TPM_STS.commandReady\n", __func__); } @@ -212,7 +212,7 @@ static int i2c_nuvoton_wait_for_stat(struct tpm_chip *chip, u8 mask, u8 value, return 0; } while (time_before(jiffies, stop)); } - dev_err(chip->pdev, "%s(%02x, %02x) -> timeout\n", __func__, mask, + dev_err(&chip->dev, "%s(%02x, %02x) -> timeout\n", __func__, mask, value); return -ETIMEDOUT; } @@ -240,7 +240,7 @@ static int i2c_nuvoton_recv_data(struct i2c_client *client, &chip->vendor.read_queue) == 0) { burst_count = i2c_nuvoton_get_burstcount(client, chip); if (burst_count < 0) { - dev_err(chip->pdev, + dev_err(&chip->dev, "%s() fail to read burstCount=%d\n", __func__, burst_count); return -EIO; @@ -249,12 +249,12 @@ static int i2c_nuvoton_recv_data(struct i2c_client *client, rc = i2c_nuvoton_read_buf(client, TPM_DATA_FIFO_R, bytes2read, &buf[size]); if (rc < 0) { - dev_err(chip->pdev, + dev_err(&chip->dev, "%s() fail on i2c_nuvoton_read_buf()=%d\n", __func__, rc); return -EIO; } - dev_dbg(chip->pdev, "%s(%d):", __func__, bytes2read); + dev_dbg(&chip->dev, "%s(%d):", __func__, bytes2read); size += bytes2read; } @@ -264,7 +264,7 @@ static int i2c_nuvoton_recv_data(struct i2c_client *client, /* Read TPM command results */ static int i2c_nuvoton_recv(struct tpm_chip *chip, u8 *buf, size_t count) { - struct device *dev = chip->pdev; + struct device *dev = chip->dev.parent; struct i2c_client *client = to_i2c_client(dev); s32 rc; int expected, status, burst_count, retries, size = 0; @@ -334,7 +334,7 @@ static int i2c_nuvoton_recv(struct tpm_chip *chip, u8 *buf, size_t count) break; } i2c_nuvoton_ready(chip); - dev_dbg(chip->pdev, "%s() -> %d\n", __func__, size); + dev_dbg(&chip->dev, "%s() -> %d\n", __func__, size); return size; } @@ -347,7 +347,7 @@ static int i2c_nuvoton_recv(struct tpm_chip *chip, u8 *buf, size_t count) */ static int i2c_nuvoton_send(struct tpm_chip *chip, u8 *buf, size_t len) { - struct device *dev = chip->pdev; + struct device *dev = chip->dev.parent; struct i2c_client *client = to_i2c_client(dev); u32 ordinal; size_t count = 0; diff --git a/drivers/char/tpm/tpm_infineon.c b/drivers/char/tpm/tpm_infineon.c index 6c488e6..e3cf9f3 100644 --- a/drivers/char/tpm/tpm_infineon.c +++ b/drivers/char/tpm/tpm_infineon.c @@ -195,9 +195,9 @@ static int wait(struct tpm_chip *chip, int wait_for_bit) } if (i == TPM_MAX_TRIES) { /* timeout occurs */ if (wait_for_bit == STAT_XFE) - dev_err(chip->pdev, "Timeout in wait(STAT_XFE)\n"); + dev_err(&chip->dev, "Timeout in wait(STAT_XFE)\n"); if (wait_for_bit == STAT_RDA) - dev_err(chip->pdev, "Timeout in wait(STAT_RDA)\n"); + dev_err(&chip->dev, "Timeout in wait(STAT_RDA)\n"); return -EIO; } return 0; @@ -220,7 +220,7 @@ static void wait_and_send(struct tpm_chip *chip, u8 sendbyte) static void tpm_wtx(struct tpm_chip *chip) { number_of_wtx++; - dev_info(chip->pdev, "Granting WTX (%02d / %02d)\n", + dev_info(&chip->dev, "Granting WTX (%02d / %02d)\n", number_of_wtx, TPM_MAX_WTX_PACKAGES); wait_and_send(chip, TPM_VL_VER); wait_and_send(chip, TPM_CTRL_WTX); @@ -231,7 +231,7 @@ static void tpm_wtx(struct tpm_chip *chip) static void tpm_wtx_abort(struct tpm_chip *chip) { - dev_info(chip->pdev, "Aborting WTX\n"); + dev_info(&chip->dev, "Aborting WTX\n"); wait_and_send(chip, TPM_VL_VER); wait_and_send(chip, TPM_CTRL_WTX_ABORT); wait_and_send(chip, 0x00); @@ -257,7 +257,7 @@ recv_begin: } if (buf[0] != TPM_VL_VER) { - dev_err(chip->pdev, + dev_err(&chip->dev, "Wrong transport protocol implementation!\n"); return -EIO; } @@ -272,7 +272,7 @@ recv_begin: } if ((size == 0x6D00) && (buf[1] == 0x80)) { - dev_err(chip->pdev, "Error handling on vendor layer!\n"); + dev_err(&chip->dev, "Error handling on vendor layer!\n"); return -EIO; } @@ -284,7 +284,7 @@ recv_begin: } if (buf[1] == TPM_CTRL_WTX) { - dev_info(chip->pdev, "WTX-package received\n"); + dev_info(&chip->dev, "WTX-package received\n"); if (number_of_wtx < TPM_MAX_WTX_PACKAGES) { tpm_wtx(chip); goto recv_begin; @@ -295,14 +295,14 @@ recv_begin: } if (buf[1] == TPM_CTRL_WTX_ABORT_ACK) { - dev_info(chip->pdev, "WTX-abort acknowledged\n"); + dev_info(&chip->dev, "WTX-abort acknowledged\n"); return size; } if (buf[1] == TPM_CTRL_ERROR) { - dev_err(chip->pdev, "ERROR-package received:\n"); + dev_err(&chip->dev, "ERROR-package received:\n"); if (buf[4] == TPM_INF_NAK) - dev_err(chip->pdev, + dev_err(&chip->dev, "-> Negative acknowledgement" " - retransmit command!\n"); return -EIO; @@ -321,7 +321,7 @@ static int tpm_inf_send(struct tpm_chip *chip, u8 * buf, size_t count) ret = empty_fifo(chip, 1); if (ret) { - dev_err(chip->pdev, "Timeout while clearing FIFO\n"); + dev_err(&chip->dev, "Timeout while clearing FIFO\n"); return -EIO; } diff --git a/drivers/char/tpm/tpm_nsc.c b/drivers/char/tpm/tpm_nsc.c index 289389e..766370b 100644 --- a/drivers/char/tpm/tpm_nsc.c +++ b/drivers/char/tpm/tpm_nsc.c @@ -113,7 +113,7 @@ static int nsc_wait_for_ready(struct tpm_chip *chip) } while (time_before(jiffies, stop)); - dev_info(chip->pdev, "wait for ready failed\n"); + dev_info(&chip->dev, "wait for ready failed\n"); return -EBUSY; } @@ -129,12 +129,12 @@ static int tpm_nsc_recv(struct tpm_chip *chip, u8 * buf, size_t count) return -EIO; if (wait_for_stat(chip, NSC_STATUS_F0, NSC_STATUS_F0, &data) < 0) { - dev_err(chip->pdev, "F0 timeout\n"); + dev_err(&chip->dev, "F0 timeout\n"); return -EIO; } if ((data = inb(chip->vendor.base + NSC_DATA)) != NSC_COMMAND_NORMAL) { - dev_err(chip->pdev, "not in normal mode (0x%x)\n", + dev_err(&chip->dev, "not in normal mode (0x%x)\n", data); return -EIO; } @@ -143,7 +143,7 @@ static int tpm_nsc_recv(struct tpm_chip *chip, u8 * buf, size_t count) for (p = buffer; p < &buffer[count]; p++) { if (wait_for_stat (chip, NSC_STATUS_OBF, NSC_STATUS_OBF, &data) < 0) { - dev_err(chip->pdev, + dev_err(&chip->dev, "OBF timeout (while reading data)\n"); return -EIO; } @@ -154,11 +154,11 @@ static int tpm_nsc_recv(struct tpm_chip *chip, u8 * buf, size_t count) if ((data & NSC_STATUS_F0) == 0 && (wait_for_stat(chip, NSC_STATUS_F0, NSC_STATUS_F0, &data) < 0)) { - dev_err(chip->pdev, "F0 not set\n"); + dev_err(&chip->dev, "F0 not set\n"); return -EIO; } if ((data = inb(chip->vendor.base + NSC_DATA)) != NSC_COMMAND_EOC) { - dev_err(chip->pdev, + dev_err(&chip->dev, "expected end of command(0x%x)\n", data); return -EIO; } @@ -189,19 +189,19 @@ static int tpm_nsc_send(struct tpm_chip *chip, u8 * buf, size_t count) return -EIO; if (wait_for_stat(chip, NSC_STATUS_IBF, 0, &data) < 0) { - dev_err(chip->pdev, "IBF timeout\n"); + dev_err(&chip->dev, "IBF timeout\n"); return -EIO; } outb(NSC_COMMAND_NORMAL, chip->vendor.base + NSC_COMMAND); if (wait_for_stat(chip, NSC_STATUS_IBR, NSC_STATUS_IBR, &data) < 0) { - dev_err(chip->pdev, "IBR timeout\n"); + dev_err(&chip->dev, "IBR timeout\n"); return -EIO; } for (i = 0; i < count; i++) { if (wait_for_stat(chip, NSC_STATUS_IBF, 0, &data) < 0) { - dev_err(chip->pdev, + dev_err(&chip->dev, "IBF timeout (while writing data)\n"); return -EIO; } @@ -209,7 +209,7 @@ static int tpm_nsc_send(struct tpm_chip *chip, u8 * buf, size_t count) } if (wait_for_stat(chip, NSC_STATUS_IBF, 0, &data) < 0) { - dev_err(chip->pdev, "IBF timeout\n"); + dev_err(&chip->dev, "IBF timeout\n"); return -EIO; } outb(NSC_COMMAND_EOC, chip->vendor.base + NSC_COMMAND); diff --git a/drivers/char/tpm/tpm_tis.c b/drivers/char/tpm/tpm_tis.c index a507006..0a9aee9 100644 --- a/drivers/char/tpm/tpm_tis.c +++ b/drivers/char/tpm/tpm_tis.c @@ -260,7 +260,7 @@ static int tpm_tis_recv(struct tpm_chip *chip, u8 *buf, size_t count) /* read first 10 bytes, including tag, paramsize, and result */ if ((size = recv_data(chip, buf, TPM_HEADER_SIZE)) < TPM_HEADER_SIZE) { - dev_err(chip->pdev, "Unable to read header\n"); + dev_err(&chip->dev, "Unable to read header\n"); goto out; } @@ -273,7 +273,7 @@ static int tpm_tis_recv(struct tpm_chip *chip, u8 *buf, size_t count) if ((size += recv_data(chip, &buf[TPM_HEADER_SIZE], expected - TPM_HEADER_SIZE)) < expected) { - dev_err(chip->pdev, "Unable to read remainder of result\n"); + dev_err(&chip->dev, "Unable to read remainder of result\n"); size = -ETIME; goto out; } @@ -282,7 +282,7 @@ static int tpm_tis_recv(struct tpm_chip *chip, u8 *buf, size_t count) &chip->vendor.int_queue, false); status = tpm_tis_status(chip); if (status & TPM_STS_DATA_AVAIL) { /* retry? */ - dev_err(chip->pdev, "Error left over data\n"); + dev_err(&chip->dev, "Error left over data\n"); size = -EIO; goto out; } @@ -368,7 +368,7 @@ static void disable_interrupts(struct tpm_chip *chip) iowrite32(intmask, chip->vendor.iobase + TPM_INT_ENABLE(chip->vendor.locality)); - devm_free_irq(chip->pdev, chip->vendor.irq, chip); + devm_free_irq(&chip->dev, chip->vendor.irq, chip); chip->vendor.irq = 0; } @@ -497,7 +497,7 @@ static int probe_itpm(struct tpm_chip *chip) rc = tpm_tis_send_data(chip, cmd_getticks, len); if (rc == 0) { - dev_info(chip->pdev, "Detected an iTPM.\n"); + dev_info(&chip->dev, "Detected an iTPM.\n"); rc = 1; } else rc = -EFAULT; @@ -576,9 +576,9 @@ static int tpm_tis_probe_irq_single(struct tpm_chip *chip, u32 intmask, struct priv_data *priv = chip->vendor.priv; u8 original_int_vec; - if (devm_request_irq(chip->pdev, irq, tis_int_handler, flags, + if (devm_request_irq(&chip->dev, irq, tis_int_handler, flags, chip->devname, chip) != 0) { - dev_info(chip->pdev, "Unable to request irq: %d for probe\n", + dev_info(&chip->dev, "Unable to request irq: %d for probe\n", irq); return -1; } @@ -779,7 +779,7 @@ static int tpm_tis_init(struct device *dev, struct tpm_info *tpm_info, tpm_tis_probe_irq_single(chip, intmask, IRQF_SHARED, tpm_info->irq); if (!chip->vendor.irq) - dev_err(chip->pdev, FW_BUG + dev_err(&chip->dev, FW_BUG "TPM interrupt not working, polling instead\n"); } else tpm_tis_probe_irq(chip, intmask);